813236426

素因数分解:

$2^1\times {\mathrm{491}}^1\times {\mathrm{509}}^1\times {\mathrm{1627}}^1$

素因数の和:2629

約数の個数: 16

約数和(自身を含む): 1225493280

約数和(自身を除く): 412256854

約数列:

[1, 2, 491, 509, 982, 1018, 1627, 3254, 249919, 499838, 798857, 828143, 1597714, 1656286, 406618213, 813236426]

約数ペア:

[(1, 813236426), (2, 406618213), (491, 1656286), (509, 1597714), (982, 828143), (1018, 798857), (1627, 499838), (3254, 249919)]